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Crystal Oscillators

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SEOAN Electronics Co., Ltd.

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GFA / GFC Series
HERMETIC DIP-14PIN OSC

Typical Applications

Electrical Specification

Parameter		Unit	TTL/HCMOS		CLIPPED SINEWAVE
Frequency Range		MHz	1 to 200MHz		8 to 600Mhz
Supply Voltage		Vcc	5.0Vdc 5%(Std.)/3.3Vdc ±5%(Std.)
Current Consumption		mA	20mA Max @ 20MHz		10mA Max @ 20MHz
Load			TTL : 10TTL(Std.) HCMOS : 15pF		50Ohm
Waveform			TTL / HCMOS		Sine Wave
Output level		V	TTL	Level-1 (VH) :1.4V Level-0 (VL) :0.4V	0~7dBm
			HCMOS	Level-1 (VH) :90%VCC Level-0 (VL) :10%VCC
Operating Temperature Range		°C	See table 2(VCTCXO part number guide)
Storage Temperature Range		°C	-40 to 85°C
Frequency Stability	VS. Temperature	ppm	See table 1(VCTCXO part number guide)
	VS. Supply Voltage	ppm	±1.0(VCC ±5% change)
	VS. Load changes	ppm	±1.0(Load±5% change)
	VS. Aging	ppm	±1.0
			51.840MHz		155.520MHz
Phase Noise @10MHz	at 10hz	dBc/Hz	-82		-80
	at 100hz		-115		-110
	at 1KHz		-140		-125
	at 10KHz		-150		-135
	at 100KHz		-155		-142

Selection Guide

Stability(Table 1)	Temperature Range (Table2)
010: ±10ppm Max 015: ±15ppm Max 020: ±20ppm Max 025: ±25ppm Max 050: ±50ppm Max 100: ±100ppm Max	A:0 to 70°C B:0 to 50°C C:-10 to 60°C D:-20 to 70°C E:-30 to 75°C F:-40 to 80°C G:-40 to 85°C H:-10 to 70°C

Dimension(unit:mm)

Solder Reflow Guide

Pin Configuration

Waveform

Test Circuit

Shipping Tube Cross Section

SEOAN Electronics Co., Ltd.

Minisite Heart

DUNS

Address: C-809, Bundang Techno-park, 145, Yatap-dong, Bundang-gu, Seongnam-si, Gyeonggi-do, Korea

Company introduction: For 14 years, Seoan Electronics Co., Ltd. has been providing its customers with reliable, precision, crystal oscillators by offering expertise in oscillator applications such as time-base generation, telecommunications, satellite receiving equipment, computer hardware and software, telemetry, instrumentation, signal processing, and ordnance electronics. Acceptance of our products and services in our home market of Korea prompted an expansion into the global markets.

Seoan began selling in the United States as a contract manufacturer to several of the nations frequency control products manufacturers. Today, US sales account for a significant portion of total revenue. Seoan Electronics continues to work with these outstanding companies, and has added excellent design and manufacturing capabilities to US customers through a network of manufacturer's representatives and distributors.

Seoan employs a full compliment of design engineers with the experience you need to take your technology to the next level. Upon submission of your specification, our team will work with you to achieve your design objectives.

Every year Seoan Electronics has expanded its engineering and manufacturing capabilities. Engineering is constantly involved research and development to maintain the company's position at the leading edge of oscillator design.